DRV8837: Can I parallel two or more DRV8837 IC's to boost the output current
Part Number:DRV8837I have an application were I need to switch very quickly from output to hi-impedance outputs. The DRV8837 seems to offer this.Unfortunately the output current is not sufficient. I...
View ArticleDRV3210-Q1: SPI operation of DRV3210-Q1
Part Number:DRV3210-Q1First, here is the datasheet I will talk about:"www.ti.com/.../getliterature.tspMy problem is that I can not find out how the SPI of the IC drv3201 works. There are seemingly...
View ArticleDRV8711EVM: technical support
Part Number:DRV8711EVMHi,We are interested to use DRV8711 chipset or similar for our application.could you please advise for name and mail of TI FAE to get some technical answers.I am located in...
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DRV8871: DRV8871 half bridge mode
Part Number:DRV8871Hi everyone,my issue is a verification in half bridge mode about an use of DRV8871.Teorically it could be fine but i don't know the internal logic level how it work.I would know if...
View ArticleSearch for BLDC Driver with min V=36 and 3A
HelloI search for motor driver for this model MAXON 496655(Please visit the site to view this file)
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DRV8303EVM: Interfering signal (on ground plane) because of EMC
Part Number:DRV8303EVMHello,We use the DRV8303 EVM board to drive an BLDC motor. We measure the bridge current with the circuit that is already on the board.We have got a problem by measuring the...
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DRV8308: DRV8308 not responding on MISO line to a command
Part Number:DRV83082 units on the board being controlled by one microcontroller on one SPI bus. One motor controller works great. The other one doesn’t respond when spoken to over SPI. It doesn’t even...
View ArticleAsking for DRV8805 Micro step Motor control support
Hi Team,Can DRV8805 support Micro step Motor control? If yes, which schematic or reference design customer can refer?If not, which part we will promote to customer?Thanks,SHH
View Articleneed another IC instead of LMD18200
Hi all.I need another IC instead of LMD18200.My customer would like to know H-bridge motion control over 6A(continuous).The LMD18200 is a 3A H-Bridge designed for motion control applications.I think...
View ArticleDRV8840: Question about DRV8840 CP1 CP2
Part Number:DRV8840Hello,Are there any issues will be caused with changing the cp1/2 capacitor from 0.01uF to 1uF? The cp1/2 lower than 1uF will causes EMI issues.
View ArticleDRV8829: DRV8829 I0-I4 pin function?
Part Number:DRV8829Hi SirMay we know I0-I4 pin function?if we depend I0~I4 to set output chopping current.if we set full-scale (100%) is 2A. I I0-I4 set 0x02h(10%). then output current will cut off...
View ArticleDRV8305-Q1: drv83055 damage
Part Number:DRV8305-Q1hello:recently i have several 8305 damaged when i use 8305 drive a damage motor.the motor was damaged with a pahse having 0 inductance .in this case ,the 8305 should protect .but...
View ArticleQuery Regarding the design of MOSFET inverter
sir, I am designing the MOSFET inverter for commutation of Sensored BLDC motor of 1.5KW. So how should i decide the switching Frequency of MOSFET? What will be the switching frequency and parameters to...
View ArticleDRV110: Can you please recommend controller IC same as DRV110 but without...
Part Number:DRV110I am looking for a open loop current mode controller for relay driver and I do not seem to find any without a inbuilt thermal shutdown?
View ArticleDRV8301: How to Apply Break to the BLDC Maxon Motor
Part Number:DRV8301Hi, I have designed a BLDC driver Board using DRV8301, all is working fine i am able to drive the Max or any BLDC motor successfully at a rate velocity and position etc.I am able to...
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ISO7241A: SPI communication using HC-2 kit
Part Number:ISO7241AHi,I am using SPIA port (J8 header) on DRV8301 HC-2 kit based on motorware software. I can see the SCLK, MISO, MOSI on the microcontroller side of the isolation IC (IS0 7241 A)...
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DRV8301: Protection of DRV8301 and MOSFETS
Part Number:DRV8301This schematic is used to drive a brushless motor with DRV8301. But the datasheet of DRV8301 doesn't show the diodes. What is their purpose?What other protective mesures should I...
View ArticleDRV8432: How to buffer the pressure on the top(HEAT SLUG) for DRV8432?
Part Number:DRV8432Dear technical support team, I have two questions about DRV8432. 1.)DRV8432 has the structure to attach a heat sink on the top(HEAT SLUG).How much to withstand pressure when...
View ArticleNoise in voltage when Run_identity flag is enabled.
Dear team,I made a motor driver for 24V and running with f28069 launchpad. I am using lab5a.I am using two power source 12V for powering driver and instaspin and 24V for Inverter Circuit. Also i made...
View ArticleDRV8821: DRV8821
Part Number:DRV8821using DRV8821 , It works fine with a step motor with 2.5 ohm resistance. However with other set motor with a resistance of 100 ohm , The motor is making noises and is not moving....
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